Yes, it’s the obvious extension from what we have now, and quite coherent for explaining some universe that isn’t the one we live in.
It just shouldn’t have monopolized theoretical physics for a generation. It’s really hard to imagine something different, but this is even more reason to celebrate the people trying that, not to shun then and focus on what you already have.
Oh, a song from the time superstrings were still cool?
A brave little theory, and actually quite coherent for a system of five or seven dimensions — if only we lived in one.
Yes, it’s the obvious extension from what we have now, and quite coherent for explaining some universe that isn’t the one we live in.
It just shouldn’t have monopolized theoretical physics for a generation. It’s really hard to imagine something different, but this is even more reason to celebrate the people trying that, not to shun then and focus on what you already have.